ci: Add issue and PR assigner #2123

Job	Run time
environment (esp32, secureboot-sign-rsa2048,secureboot-sign-rsa3072,secureboot-sign-ec256,secureb...	1m 57s
environment (esp32, serialrecovery)	1m 22s
environment (esp32s2, secureboot-sign-rsa2048,secureboot-sign-rsa3072,secureboot-sign-ec256,secur...	1m 45s
environment (esp32s2, serialrecovery)	1m 47s
environment (esp32s3, secureboot-sign-rsa2048,secureboot-sign-rsa3072,secureboot-sign-ec256,secur...	1m 42s
environment (esp32s3, serialrecovery)	1m 23s
environment (esp32c3, secureboot-sign-rsa2048,secureboot-sign-rsa3072,secureboot-sign-ec256,secur...	1m 40s
environment (esp32c3, serialrecovery)	1m 28s
environment (esp32, multi-image,multi-boot, multi)	1m 34s
environment (esp32s3, multi-image,multi-boot, multi)	1m 33s
	16m 11s

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